TCS Automation Test Engineer Interview Questions, Process, and Tips

Write a program to swap two string

Q1. Explain where you have used OOPs concept in framework
Ans. 
OOPs concepts are used in the framework for better code organization, reusability, and maintainability.
• Encapsulation: Used to hide the internal details of classes and provide access through methods.

• Inheritance: Used to create a hierarchy of classes, allowing the reuse of code and promoting code extensibility.

• Polymorphism: Used to define multiple methods with the same name but different implementations, improving code f...read more
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Q2. Bug life cycle and how you report to dev
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Bug life cycle and reporting process to developers
• Bug life cycle includes stages like identification, reporting, analysis, fixing, retesting, and closure

• To report a bug to developers, use a bug tracking tool or system

• Provide detailed information about the bug, including steps to reproduce, expected and actual results, and any relevant screenshots or logs

• Assign the bug to the appropriate developer and prioritize it base...read more
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Q1. Normal discussion
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Basic coding, Arrays

General discussion, Salary

Q1. What dou mean by dom?
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Q2. What do you mean by xpath?
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Q1. What is method overloading and method overriding, write piece of code to explain?
Ans. 
Method overloading is when multiple methods have the same name but different parameters. Method overriding is when a subclass provides a different implementation of a method from its superclass.
• Method overloading is achieved by having multiple methods with the same name but different parameters.

• Method overriding is achieved by having a subclass provide a different implementation of a method from its superclass.

• Method o...read more
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Q2. Difference between abstract class and interface?
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Abstract class is a class that cannot be instantiated and can have both abstract and non-abstract methods. Interface is a blueprint for a class and can only have abstract methods.
• Abstract class can have instance variables while interface cannot

• A class can inherit only one abstract class but can implement multiple interfaces

• Abstract class can provide default implementations for some methods while interface cannot

• Abstrac...read more
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Q3. Write piece of selenium code on how to handle sub menu from hamburger button?
Ans. 
To handle sub menu from hamburger button in Selenium, locate the hamburger button, click on it, and then locate and click on the desired sub menu option.
• Locate the hamburger button element using appropriate locator strategy

• Click on the hamburger button to open the menu

• Locate the sub menu option using appropriate locator strategy

• Click on the sub menu option to perform the desired action
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Q4. What are all the exceptions that you know in selenium and define real time exam which situation does exception occur?
Ans. 
Some exceptions in Selenium are NoSuchElementException, TimeoutException, StaleElementReferenceException.
• NoSuchElementException occurs when an element is not found in the DOM.

• TimeoutException occurs when a command takes longer than the timeout value to complete.

• StaleElementReferenceException occurs when a referenced element is no longer attached to the DOM.
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Q5. Method to read and write to Excel?
Ans. 
To read and write to Excel, we can use libraries like Apache POI or Openpyxl.
• Use Apache POI library in Java to read and write Excel files.

• Use Openpyxl library in Python to read and write Excel files.

• For reading, open the Excel file, select the sheet, and iterate through rows and columns to retrieve data.

• For writing, create a new Excel file or open an existing one, select the sheet, and write data to specific cells.
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Q6. Code to reverse a string?
Ans. 
Code to reverse a string
• Use a loop to iterate through the characters of the string

• Initialize an empty string to store the reversed string

• Start from the last character and append each character to the new string

• Return the reversed string
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Q7. Code for palindrome?
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A palindrome is a word, phrase, number, or other sequence of characters that reads the same forward and backward.
• Convert the input string to lowercase

• Remove any non-alphanumeric characters from the string

• Reverse the string

• Compare the reversed string with the original string
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Q1. Total experience?
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Q2. Why are you leaving current organisation? And why join TCS
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Q3. What is Expected CTC?
Ans. 
The expected CTC (Cost to Company) is the salary package that the candidate anticipates or desires for the Automation Test Engineer role.
• The expected CTC is the total compensation package including salary, bonuses, benefits, and any other perks.

• It is important to research the industry standards and salary ranges for Automation Test Engineers in order to provide a realistic and competitive expected CTC.

• Consider factors ...read more
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